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BOSTON MARATHON 2025

Daryle Lademan

Bib: 19236•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
Masters (Masters Women)
#0 / 6759
Top 33%
Division (F50-54)
#0 / 1303
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:28/mi
26:19
↑ 97↓ 3451.5%
10K· 6.21 mi
8:23/mi
52:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:13/mi
1:17:54
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:43:19
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:48:49
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:08:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:33/mi
2:34:59
↑ 181↓ 1480.2%
20M
8:37/mi
2:46:42
↑ 64↓ 500.2%
21M
9:35/mi
2:56:17
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
3:02:40
↑ 17↓ 861.7%
23M
8:59/mi
3:13:55
↑ 23↓ 630.6%
24M
8:34/mi
3:22:29
↓ 821.3%
40K· 24.85 mi
8:35/mi
3:29:49
↓ 200.3%
25.2M
10:03/mi
3:33:17
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:41:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:49
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:52:57
Pace8:37 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5826:198:2826:19
8:28
-
10K
6.21 mi11:44:0152:228:2626:03
8:23
-0:05
15K
9.32 mi12:09:331:17:548:2125:32
8:13
-0:10
20K
12.43 mi12:34:581:43:198:1925:25
8:11
-0:02
Half
13.11 mi12:40:281:48:498:185:30
8:04
-0:07
25K
15.53 mi13:00:052:08:268:1619:37
8:05
+0:01
30K
18.64 mi13:26:382:34:598:1926:33
8:33
+0:28
20M
20.00 mi13:38:212:46:428:2011:43
8:37
+0:04
21M
21.00 mi13:47:562:56:178:249:35
9:35
+0:58
35K
21.75 mi13:54:193:02:408:246:23
8:32
-1:03
23M
23.00 mi14:05:343:13:558:2611:15
8:59
+0:27
24M
24.00 mi14:14:083:22:298:268:34
8:34
-0:25
40K
24.85 mi14:21:283:29:498:277:20
8:35
+0:01
25.2M
25.20 mi14:24:563:33:178:283:28
10:03
+1:28
Finish
26.22 mi14:33:253:41:468:288:29
8:19
-1:44

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:04 /mi

Average Pace

8:28 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:04

34% of race

Time at Steady Pace

2:01:24

55% of race

Time at Slower Pace

24:18

11% of race

Average Pace: 8:27 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:17:5826:198:2826:19
8:28
#19719
10K
6.21 mi11:44:0152:228:2626:03
8:23
#19404
15K
9.32 mi12:09:331:17:548:2125:32
8:13
#18780
20K
12.43 mi12:34:581:43:198:1925:25
8:11
#18081
Half
13.11 mi12:40:281:48:498:185:30
8:04
#17986
25K
15.53 mi13:00:052:08:268:1619:37
8:05
#17395
30K
18.64 mi13:26:382:34:598:1926:33
8:33
#16911
20M
20.00 mi13:38:212:46:428:2011:43
8:37
#16737
21M
21.00 mi13:47:562:56:178:249:35
9:35
#16669
35K
21.75 mi13:54:193:02:408:246:23
8:32
#16611
23M
23.00 mi14:05:343:13:558:2611:15
8:59
#16542
24M
24.00 mi14:14:083:22:298:268:34
8:34
#16461
40K
24.85 mi14:21:283:29:498:277:20
8:35
#16347
25.2M
25.20 mi14:24:563:33:178:283:28
10:03
#16373
Finish
26.22 mi14:33:253:41:468:288:29
8:19
#16315
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi197197337733717510(Top 62%)6018(Top 49%)6018(Top 462%)
10K6.21 mi3.10 mi19404+3157123+2147123+21419096(Top 67%)6936(Top 57%)6936(Top 532%)
15K9.32 mi3.11 mi18780+6246777+3466777+34617510(Top 62%)6018(Top 49%)6018(Top 462%)
20K12.43 mi3.11 mi18081+6996383+3946383+39416192(Top 57%)5331(Top 44%)5331(Top 409%)
Half13.11 mi0.68 mi17986+956327+566327+5616432(Top 58%)5437(Top 44%)5437(Top 417%)
25K15.53 mi2.42 mi17395+5915994+3335994+33314598(Top 51%)4542(Top 37%)4542(Top 349%)
30K18.64 mi3.11 mi16911+4845760+2345760+23415066(Top 53%)4941(Top 40%)4941(Top 379%)
20M20.00 mi1.36 mi16737+1745683+775683+7714589(Top 51%)4830(Top 39%)4830(Top 371%)
21M21.00 mi1.00 mi16669+685682+15682+116472(Top 58%)5960(Top 49%)5960(Top 457%)
35K21.75 mi0.75 mi16611+585670+125670+1215698(Top 55%)5616(Top 46%)5616(Top 431%)
23M23.00 mi1.25 mi16542+695661+95661+916176(Top 57%)5978(Top 49%)5978(Top 459%)
24M24.00 mi1.00 mi16461+815642+195642+1914967(Top 53%)5362(Top 44%)5362(Top 412%)
40K24.85 mi0.85 mi16347+1145605+375605+3713964(Top 49%)4950(Top 40%)4950(Top 380%)
25.2M25.20 mi0.35 mi16373-265628-235628-2317287(Top 61%)6737(Top 55%)6737(Top 517%)
Finish26.22 mi1.02 mi16315+585613+155613+1515098(Top 53%)5535(Top 45%)5535(Top 425%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17510

Females

6018

F50-54

6018

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

19096

Females

6936

F50-54

6936

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17510

Females

6018

F50-54

6018

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16192

Females

5331

F50-54

5331

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16432

Females

5437

F50-54

5437

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

14598

Females

4542

F50-54

4542

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

15066

Females

4941

F50-54

4941

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

14589

Females

4830

F50-54

4830

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

16472

Females

5960

F50-54

5960

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

15698

Females

5616

F50-54

5616

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

16176

Females

5978

F50-54

5978

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

14967

Females

5362

F50-54

5362

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13964

Females

4950

F50-54

4950

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

17287

Females

6737

F50-54

6737

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

15098

Females

5535

F50-54

5535

Passing Analysis

Category:
Athletes Passed
3939
Passed By
535
Net Change
+3404
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19719
5K → 10K453138+315#19719#19404
10K → 15K64420+624#19404#18780
15K → 20K7078+699#18780#18081
20K → Half972+95#18081#17986
Half → 25K5965+591#17986#17395
25K → 30K51026+484#17395#16911
30K → 20M19925+174#16911#16737
20M → 21M13466+68#16737#16669
21M → 35K9032+58#16669#16611
35K → 23M13970+69#16611#16542
23M → 24M12140+81#16542#16461
24M → 40K12612+114#16461#16347
40K → 25.2M2551-26#16347#16373
25.2M → Finish9840+58#16373#16315
TOTALS3939535+3404
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing